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target="_self"><span>响应式表单</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/forms" title="使用指令和 Angular 模板语法创建模板驱动表单。" target="_self"><span>模板驱动表单</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/form-validation" title="验证用户的表单输入" target="_self"><span>表单验证</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/dynamic-form" title="使用 FormGroup 渲染动态表单。" target="_self"><span>动态表单</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" 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库</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/observables-in-angular" title="" target="_self"><span>Angular 中的可观察对象</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/practical-observable-usage" title="" target="_self"><span>用法实战</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/comparing-observables" title="" target="_self"><span>与其它技术的比较</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-2 collapsed ng-star-inserted" title="Angular 中的模块" aria-pressed="false"><span>NgModules</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-2 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/ngmodules" title="使用 NgModule 让你的应用更高效" target="_self"><span>NgModule 简介</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/ngmodule-vs-jsmodule" title="JavaScript 模块和 NgModule 之间的差异" target="_self"><span>JS 模块 vs NgModule</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/bootstrapping" title="告诉 Angular 如何在根 &quot;AppModule&quot; 中构造和引导应用。" target="_self"><span>应用的根模块</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/frequent-ngmodules" title="介绍最常用的 NgModule" target="_self"><span>常用模块</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/module-types" title="介绍特性模块的几种类型" target="_self"><span>特性模块的分类</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/entry-components" title="关于 Angular 中入口组件的一切" target="_self"><span>入口组件</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/feature-modules" title="创建特性模块，以组织你的代码" target="_self"><span>特性模块</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/providers" title="服务提供商与 NgModule" target="_self"><span>服务提供商</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/singleton-services" title="创建单例服务" target="_self"><span>单例服务</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/lazy-loading-ngmodules" title="惰性加载模块，以提高应用的性能" target="_self"><span>惰性加载的特性模块</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/sharing-ngmodules" title="共享 NgModule 让你的应用现代化。" target="_self"><span>共享 NgModule</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/ngmodule-api" title="理解 NgModule 的那些细节。" target="_self"><span>NgModule API</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/ngmodule-faq" title="回答关于 NgModules 的常见问题。" target="_self"><span>NgModule 常见问题</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-2 collapsed ng-star-inserted" title="依赖注入：创建并注入各种服务。" aria-pressed="false"><span>依赖注入</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-2 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/dependency-injection" title="Angular 的依赖注入系统能够为 Angular 创建的类创建并交付它们所依赖的服务。" target="_self"><span>Angular 依赖注入</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/hierarchical-dependency-injection" title="与组件树平行的注入器树，并支持嵌套的依赖。" target="_self"><span>多级注入器</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/dependency-injection-providers" title="各种提供商类型的更多知识。" target="_self"><span>DI 提供商</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/dependency-injection-in-action" title="依赖注入的使用技巧" target="_self"><span>DI 实战</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/dependency-injection-navtree" title="使用注入器树来查找父组件。" target="_self"><span>浏览组件树</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/http" title="通过 HTTP 协议与远程服务器对话。" target="_self"><span>HttpClient</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/router" title="揭示如何通过 Angular 路由进行基本的屏幕导航。" target="_self"><span>路由与导航</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-2 expanded selected ng-star-inserted" title="Angular 动画系统指南" aria-pressed="true"><span>动画</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-2 expanded selected"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/animations" title="Angular 动画的基础技术。" target="_self"><span>简介</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/transition-and-triggers" title="转场与触发器的高级技术。" target="_self"><span>转场与触发器</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/complex-animation-sequences" title="复杂的 Angular 动画序列。" target="_self"><span>复杂序列</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/reusable-animations" title="创建可复用的动画。" target="_self"><span>可复用动画</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 expanded selected ng-star-inserted" style="position:relative" href="guide/route-animations" title="为路由提供转场动画。" target="_self"><span>路由转场动画</span></a></div></aio-nav-item></div></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-1 collapsed ng-star-inserted" title="把 Angular 用到你的实际工作中的一些技巧" aria-pressed="false"><span>其它技术</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-1 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/security" title="Angular 应用开发中的安全技术。" target="_self"><span>安全</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/i18n" title="把应用模板中的文本翻译成多种语言。" target="_self"><span>国际化（i18n）</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/accessibility" title="设计能被所有用户访问的应用" target="_self"><span>无障碍（a11y）</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-2 collapsed ng-star-inserted" title="Angular Service Worker: 控制应用资源的缓存。" aria-pressed="false"><span>Service Worker 与 PWA</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-2 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/service-worker-intro" title="Angular 对 Service Worker 的实现提升了慢速或不稳定的网络连接下的用户体验。" target="_self"><span>简介</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/service-worker-getting-started" title="在 CLI 项目中启用 Service Worker，并在浏览器中查看效果。" target="_self"><span>快速上手</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/app-shell" title="在 CLI 项目中启用应用外壳。" target="_self"><span>应用外壳</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/service-worker-communications" title="那些能让你和 Angular 的 Service Worker 通讯的服务类。" target="_self"><span>与 Service Worker 通讯</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/service-worker-devops" title="使用 Service Worker 运行应用、管理应用更新、调试以及杀掉正在运行的应用。" target="_self"><span>生产环境下的 Service Worker</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/service-worker-config" title="配置 Service Worker 的缓存行为。" target="_self"><span>Service Worker 配置</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/universal" title="使用 Angular Universal 在服务端渲染 HTML。" target="_self"><span>服务端渲染</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-2 collapsed ng-star-inserted" title="把 AngularJS 应用增量式的升级到 Angular。" aria-pressed="false"><span>从 AngularJS 升级</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-2 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/upgrade" title="把 AngularJS 应用增量式的升级到 Angular。" target="_self"><span>升级步骤</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/upgrade-performance" title="用更灵活的方式把 AngularJS 升级到 Angular。" target="_self"><span>更关注性能的升级方式</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/ajs-quick-reference" title="学习如何把 AngularJS 的概念映射到 Angular 中。" target="_self"><span>AngularJS 与 Angular 的概念对照</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-2 collapsed ng-star-inserted" title="使用共享库扩展 Angular" aria-pressed="false"><span>开发 Angular 库</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-2 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/libraries" title="理解何时以及如何使用和创建库。" target="_self"><span>库概览</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/using-libraries" title="把已发布的库集成进你的应用中。" target="_self"><span>使用已发布的库</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/creating-libraries" title="通过创建、发布和使用你自己的库来扩展 Angular。" target="_self"><span>创建库</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-2 collapsed ng-star-inserted" title="理解原理图" aria-pressed="false"><span>原理图（Schematic）</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-2 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/schematics" title="理解 Angular 如何使用原理图。" target="_self"><span>原理图概览</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/schematics-authoring" title="理解原理图的结构。" target="_self"><span>制作原理图</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/schematics-for-libraries" title="使用原理图来把你的库集成进 Angular CLI 中。" target="_self"><span>库的原理图</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/cli-builder" title="使用构建器定制 Angular CLI。" target="_self"><span>CLI 构建器</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/web-worker" title="在 Angular CLI 中使用 Web Worker。" target="_self"><span>Web Worker</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-1 collapsed ng-star-inserted" title="关于构建、测试和部署的信息" aria-pressed="false"><span>开发工作流</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-1 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-2 collapsed ng-star-inserted" title="理解 AOT 预先编译器。" aria-pressed="false"><span>AOT 预先编译器</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-2 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/aot-compiler" title="学习为何以及如何使用预先编译器。" target="_self"><span>预先编译</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/angular-compiler-options" title="配置 AOT 编译。" target="_self"><span>Angular 编译器选项</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/aot-metadata-errors" title="解决 AOT 编译错误。" target="_self"><span>AOT 元数据错误</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/template-typecheck" title="Angular 中的模板类型检查。" target="_self"><span>模板类型检查</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/build" title="构建应用及为应用启动开发服务器。" target="_self"><span>构建与运行</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/bazel" title="如何配置你的环境，以利用 Bazel 进行构建和测试。" target="_self"><span>使用 Bazel 进行构建</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/testing" title="测试 Angular 应用的技巧与实践。" target="_self"><span>测试</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/deployment" title="了解如何部署 Angular 应用。" target="_self"><span>发布</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-2 collapsed ng-star-inserted" title="与开发环境和工具集成起来" aria-pressed="false"><span>开发工具集成</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-2 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-3 collapsed ng-star-inserted" style="position:relative" href="guide/language-service" title="使用 Angular 语言服务加速开发。" target="_self"><span>语言服务</span></a></div></aio-nav-item></div></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-1 collapsed ng-star-inserted" title="工作空间与项目的结构，及其配置文件。" aria-pressed="false"><span>配置</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-1 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/file-structure" title="Angular 工作区在文件系统中是怎样的。" target="_self"><span>项目文件结构</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/workspace-config" title="&quot;angular.json&quot; 包含供 CLI 命令使用的工作区和项目默认配置。" target="_self"><span>工作区配置</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/npm-packages" title="开发期间和运行期间所需的 npm 包的说明。" target="_self"><span>npm 包</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/typescript-configuration" title="给 Angular 开发者的 TypeScript 配置。" target="_self"><span>TypeScript 配置</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/browser-support" title="浏览器支持与腻子脚本指南。" target="_self"><span>浏览器支持</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-1 collapsed ng-star-inserted" title="Angular 的版本发布实践、更新与升级。" aria-pressed="false"><span>发布信息</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-1 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/updating" title="如何把 Angular 应用和库升级到最新版本。" target="_self"><span>保持最新</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/releases" title="Angular 的版本、发布、支持、弃用策略及实践。" target="_self"><span>发布实践</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/updating-to-version-9" title="支持把你的应用从 8 升级到 9。" target="_self"><span>升级到第 9 版</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/deprecations" title="弃用的 Angular API 和特性汇总。" target="_self"><span>弃用清单</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/ivy" title="关于 Angular Ivy 的编译与渲染管道。" target="_self"><span>Angular Ivy</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-1 collapsed ng-star-inserted" title="Angular 语法、编码、术语汇总。" aria-pressed="false"><span>快捷手册</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-1 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/cheatsheet" title="关于 Angular 常用编码技术的快速指南。" target="_self"><span>速查表</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/styleguide" title="写出 Angular 风格的程序" target="_self"><span>风格指南</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="guide/glossary" title="Angular 中最重要的词汇的简要定义。" target="_self"><span>词汇表</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><button type="button" class="vertical-menu-item heading level-1 collapsed ng-star-inserted" title="Angular CLI 命令参考手册。" aria-pressed="false"><span>CLI 命令</span><mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><div class="heading-children level-1 collapsed"><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli" title="CLI 工具介绍、命令、语法" target="_self"><span>概览</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/usage-analytics-gathering" title="管理员如何从用户那里收集使用情况分析。" target="_self"><span>使用情况分析</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/add" title="ng add." target="_self"><span>ng add</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/analytics" title="ng analytics." target="_self"><span>ng analytics</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/build" title="ng build." target="_self"><span>ng build</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/config" title="ng config." target="_self"><span>ng config</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/deploy" title="ng deploy." target="_self"><span>ng deploy</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/doc" title="ng doc." target="_self"><span>ng doc</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/e2e" title="ng e2e." target="_self"><span>ng e2e</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/generate" title="ng generate." target="_self"><span>ng generate</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/help" title="ng help." target="_self"><span>ng help</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/lint" title="ng lint." target="_self"><span>ng lint</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/new" title="ng new." target="_self"><span>ng new</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/run" title="ng run." target="_self"><span>ng run</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/serve" title="ng serve." target="_self"><span>ng serve</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/test" title="ng test." target="_self"><span>ng test</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/update" title="ng update." target="_self"><span>ng update</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/version" title="ng version." target="_self"><span>ng version</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-2 collapsed ng-star-inserted" style="position:relative" href="cli/xi18n" title="ng xi18n." target="_self"><span>ng xi18n</span></a></div></aio-nav-item></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-1 collapsed ng-star-inserted" style="position:relative" href="api" title="关于 Angular 中类和值的详细信息。" target="_self"><span>API 参考手册</span></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><div class="mat-divider ng-star-inserted" style="margin:4px 20px;border-top:1px solid #d3d3d3"></div></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-1 collapsed ng-star-inserted" style="position:relative" href="https://github.com/ng-docs/ng-docs.github.io/issues" title="github 上的中文互助问答区" target="_blank"><span>互助问答</span><mat-icon role="img" class="mat-icon notranslate material-icons mat-icon-no-color ng-star-inserted" aria-hidden="true">open_in_new</mat-icon></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-1 collapsed ng-star-inserted" style="position:relative" href="https://material.angular.cn" title="Angular Material 组件库的中文文档" target="_blank"><span>官方 Material 组件库</span><mat-icon role="img" class="mat-icon notranslate material-icons mat-icon-no-color ng-star-inserted" aria-hidden="true">open_in_new</mat-icon></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-1 collapsed ng-star-inserted" style="position:relative" href="https://ng.ant.design/" title="Ant Design 的 Angular 实现，服务于企业级后台产品。" target="_blank"><span>ng-zorro 组件库</span><mat-icon role="img" class="mat-icon notranslate material-icons mat-icon-no-color ng-star-inserted" aria-hidden="true">open_in_new</mat-icon></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-1 collapsed ng-star-inserted" style="position:relative" href="https://ng.mobile.ant.design/" title="Ant Design Mobile 的 Angular 实现，服务于无线产品。" target="_blank"><span>ng-zorro mobile 组件库</span><mat-icon role="img" class="mat-icon notranslate material-icons mat-icon-no-color ng-star-inserted" aria-hidden="true">open_in_new</mat-icon></a></div></aio-nav-item><aio-nav-item class="ng-star-inserted"><div class="ng-star-inserted"><a class="vertical-menu-item level-1 collapsed ng-star-inserted" style="position:relative" href="https://flutter-io.cn/" title="Flutter 中文文档站" target="_blank"><span>友站：Flutter 中文</span><mat-icon role="img" class="mat-icon notranslate material-icons mat-icon-no-color ng-star-inserted" aria-hidden="true">open_in_new</mat-icon></a></div></aio-nav-item></aio-nav-menu><div class="doc-version ng-tns-c18-1"><aio-select><div class="form-select-menu"><button class="form-select-button"><span><strong></strong></span><span>stable (v9.0.0)</span></button></div></aio-select></div></div></mat-sidenav><div class="cdk-visually-hidden cdk-focus-trap-anchor" aria-hidden="true"></div><mat-sidenav-content cdkscrollable="" class="mat-drawer-content mat-sidenav-content ng-star-inserted" style="margin-left:261px"><main role="main" class="sidenav-content" id="guide-route-animations"><aio-mode-banner></aio-mode-banner><aio-doc-viewer class=""><div style="opacity:1"><div class="github-links"><a href="https://github.com/angular/angular-cn/edit/aio/aio/content/guide/route-animations.md?message=docs%3A%20请简述你的修改..." aria-label="提供编辑建议" title="提供编辑建议"><i class="material-icons" aria-hidden="true" role="img">mode_edit</i></a></div><div class="content"><h1 id="route-transition-animations" translation-result="on">路由转场动画<a title="Link to this heading" class="header-link" aria-hidden="true" href="guide/route-animations#route-transition-animations"><i class="material-icons">link</i></a></h1><aio-toc class="embedded" ng-version="9.0.0-rc.11"><div class="toc-inner no-print collapsed ng-star-inserted"><button type="button" title="Expand/collapse contents" aria-label="Expand/collapse contents" class="toc-heading embedded secondary ng-star-inserted" aria-pressed="false">目录<mat-icon role="img" svgicon="keyboard_arrow_right" class="mat-icon notranslate rotating-icon collapsed mat-icon-no-color" aria-hidden="true"><svg focusable="false" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8.59 16.34l4.58-4.59-4.58-4.59L10 5.75l6 6-6 6z"></path></svg></mat-icon></button><ul class="toc-list embedded"><li class="h2 ng-star-inserted" title="路由配置"><a href="guide/route-animations#route-configuration">路由配置</a></li><li class="h2 ng-star-inserted" title="路由出口"><a href="guide/route-animations#router-outlet">路由出口</a></li><li class="h2 ng-star-inserted" title="动画定义"><a href="guide/route-animations#animation-definition">动画定义</a></li><li class="h3 secondary ng-star-inserted" title="为宿主组件和子组件添加样式"><a href="guide/route-animations#styling-the-host-and-child-components">为宿主组件和子组件添加样式</a></li><li class="h3 secondary ng-star-inserted" title="查询视图的容器"><a href="guide/route-animations#querying-the-view-containers">查询视图的容器</a></li><li class="h2 secondary ng-star-inserted" title="关于 Angular 动画的更多知识"><a href="guide/route-animations#more-on-angular-animations">关于 Angular 动画的更多知识</a></li></ul><button type="button" title="Expand/collapse contents" aria-label="Expand/collapse contents" class="toc-more-items embedded material-icons collapsed ng-star-inserted" aria-pressed="false"></button></div></aio-toc><h1 translation-origin="off" id="route-transition-animations">Route transition animations<a title="Link to this heading" class="header-link" aria-hidden="true" href="guide/route-animations#route-transition-animations"><i class="material-icons">link</i></a></h1><h4 id="prerequisites" translation-result="on">前提条件<a title="Link to this heading" class="header-link" aria-hidden="true" href="guide/route-animations#prerequisites"><i class="material-icons">link</i></a></h4><h4 translation-origin="off" id="prerequisites">Prerequisites<a title="Link to this heading" class="header-link" aria-hidden="true" href="guide/route-animations#prerequisites"><i class="material-icons">link</i></a></h4><p translation-result="on">对下列概念有基本的理解：</p><p translation-origin="off">A basic understanding of the following concepts:</p><ul><li><p translation-result="on"><a href="guide/animations">Angular 动画简介</a></p><p translation-origin="off"><a href="guide/animations">Introduction to Angular animations</a></p></li><li><p translation-result="on"><a href="guide/transition-and-triggers">转场与触发器</a></p><p translation-origin="off"><a href="guide/transition-and-triggers">Transition and triggers</a></p></li><li><p translation-result="on"><a href="guide/reusable-animations">可复用的动画</a></p><p translation-origin="off"><a href="guide/reusable-animations">Reusable animations</a></p></li></ul><hr><p translation-result="on">路由能让用户在应用中的不同路由之间导航。当用户从一个路由导航到另一个路由时，Angular 路由器会把这个 URL 映射到一个相关的组件，并显示其视图。为这种路由转换添加动画，将极大地提升用户体验。</p><p translation-origin="off">Routing enables users to navigate between different routes in an application. When a user navigates from one route to another, the Angular router maps the URL path to a relevant component and displays its view. Animating this route transition can greatly enhance the user experience.</p><p translation-result="on">Angular 路由器天生带有高级动画功能，它可以让你为在路由变化时为视图之间设置转场动画。要想在路由切换时生成动画序列，你需要首先定义出嵌套的动画序列。从宿主视图的顶级组件开始，在这些内嵌视图的宿主组件中嵌套添加其它动画。</p><p translation-origin="off">The Angular router comes with high-level animation functions that let you animate the transitions between views when a route changes. To produce an animation sequence when switching between routes, you need to define nested animation sequences. Start with the top-level component that hosts the view, and nest additional animations in the components that host the embedded views.</p><p translation-result="on">要启用路由转场动画，需要做如下步骤：</p><p translation-origin="off">To enable routing transition animation, do the following:</p><ol><li><p translation-result="on">为应用导入路由模块，并创建一个路由配置来定义可能的路由。</p><p translation-origin="off">Import the routing module into the application and create a routing configuration that defines the possible routes.</p></li><li><p translation-result="on">添加路由器出口，来告诉 Angular 路由器要把激活的组件放在 DOM 中的什么位置。</p><p translation-origin="off">Add a router outlet to tell the Angular router where to place the activated components in the DOM.</p></li><li><p translation-result="on">定义动画。</p><p translation-origin="off">Define the animation.</p></li></ol><p translation-result="on">让我们以两个路由之间的导航过程来解释一下路由转场动画，<em>Home</em> 和 <em>About</em> 分别与 <code>HomeComponent</code> 和 <code>AboutComponent</code> 的视图相关联。所有这些组件视图都是顶级视图的子节点，其宿主是 <code>AppComponent</code>。我们将实现路由器过渡动画，该动画会在出现新视图时向右滑动，并当用户在两个路由之间导航时把旧视图滑出。</p><p translation-origin="off">Let's illustrate a router transition animation by navigating between two routes, <em>Home</em> and <em>About</em> associated with the <code>HomeComponent</code> and <code>AboutComponent</code> views respectively. Both of these component views are children of the top-most view, hosted by <code>AppComponent</code>. We'll implement a router transition animation that slides in the new view to the right and slides out the old view when the user navigates between the two routes.</p><br><div class="lightbox"><img src="generated/images/guide/animations/route-animation.gif" alt="Animations in action" width="440"></div><h2 id="route-configuration" translation-result="on">路由配置<a title="Link to this heading" class="header-link" aria-hidden="true" href="guide/route-animations#route-configuration"><i class="material-icons">link</i></a></h2><h2 translation-origin="off" id="route-configuration">Route configuration<a title="Link to this heading" class="header-link" aria-hidden="true" href="guide/route-animations#route-configuration"><i class="material-icons">link</i></a></h2><p translation-result="on">首先，使用 <code><a href="api/router/RouterModule" class="code-anchor">RouterModule</a></code> 类提供的方法来配置一组路由。该路由配置会告诉路由器该如何导航。</p><p translation-origin="off">To begin, configure a set of routes using methods available in the <code><a href="api/router/RouterModule" class="code-anchor">RouterModule</a></code> class. This route configuration tells the router how to navigate.</p><p translation-result="on">使用 <code>RouterModule.forRoot</code> 方法来定义一组路由。同时，把其返回值导入到主模块 <code>AppModule</code> 的 <code>imports</code> 数组中。</p><p translation-origin="off">Use the <code>RouterModule.forRoot</code> method to define a set of routes. Also, import this <code><a href="api/router/RouterModule" class="code-anchor">RouterModule</a></code> to the <code>imports</code> array of the main module, <code>AppModule</code>.</p><div class="alert is-helpful"><p translation-result="on"><strong>注意：</strong>在根模块 <code>AppModule</code> 中使用 <code>RouterModule.forRoot</code> 方法来注册一些顶级应用路由和提供商。对于特性模块，调用 <code>RouterModule.forChild</code> 方法来注册其它路由。</p><p translation-origin="off"><strong>Note:</strong> Use the <code>RouterModule.forRoot</code> method in the root module, <code>AppModule</code>, to register top-level application routes and providers. For feature modules, call the <code>RouterModule.forChild</code> method to register additional routes.</p></div><p translation-result="on">下列配置定义了应用程序中可能的路由。</p><p translation-origin="off">The following configuration defines the possible routes for the application.</p><code-example path="animations/src/app/app.module.ts" header="src/app/app.module.ts" region="route-animation-data" language="typescript" ng-version="9.0.0-rc.11"><div style="display:none">import { <a href="api/core/NgModule" class="code-anchor">NgModule</a> } from '@angular/core'; import { <a href="api/platform-browser/BrowserModule" class="code-anchor">BrowserModule</a> } from '@angular/platform-browser'; import { <a href="api/platform-browser/animations/BrowserAnimationsModule" class="code-anchor">BrowserAnimationsModule</a> } from '@angular/platform-browser/animations'; import { <a href="api/router/RouterModule" class="code-anchor">RouterModule</a> } from '@angular/router'; import { AppComponent } from './app.component'; import { OpenCloseComponent } from './open-close.component'; import { OpenClosePageComponent } from './open-close-page.component'; import { OpenCloseChildComponent } from './open-close.component.4'; import { ToggleAnimationsPageComponent } from './toggle-animations-page.component'; import { StatusSliderComponent } from './status-slider.component'; import { StatusSliderPageComponent } from './status-slider-page.component'; import { HeroListPageComponent } from './hero-list-page.component'; import { HeroListGroupPageComponent } from './hero-list-group-page.component'; import { HeroListGroupsComponent } from './hero-list-groups.component'; import { HeroListEnterLeavePageComponent } from './hero-list-enter-leave-page.component'; import { HeroListEnterLeaveComponent } from './hero-list-enter-leave.component'; import { HeroListAutoCalcPageComponent } from './hero-list-auto-page.component'; import { HeroListAutoComponent } from './hero-list-auto.component'; import { HomeComponent } from './home.component'; import { AboutComponent } from './about.component'; import { InsertRemoveComponent } from './insert-remove.component'; @<a href="api/core/NgModule" class="code-anchor">NgModule</a>({ imports: [ <a href="api/platform-browser/BrowserModule" class="code-anchor">BrowserModule</a>, <a href="api/platform-browser/animations/BrowserAnimationsModule" class="code-anchor">BrowserAnimationsModule</a>, RouterModule.forRoot([ { path: '', <a href="api/router/Route#pathMatch" class="code-anchor">pathMatch</a>: '<a href="api/core/Version#full" class="code-anchor">full</a>', <a href="api/router/Route#redirectTo" class="code-anchor">redirectTo</a>: '/enter-leave' }, { path: 'open-close', component: OpenClosePageComponent }, { path: 'status', component: StatusSliderPageComponent }, { path: 'toggle', component: ToggleAnimationsPageComponent }, { path: 'heroes', component: HeroListPageComponent, data: {<a href="api/animations/animation" class="code-anchor">animation</a>: 'FilterPage'} }, { path: 'hero-groups', component: HeroListGroupPageComponent }, { path: 'enter-leave', component: HeroListEnterLeavePageComponent }, { path: 'auto', component: HeroListAutoCalcPageComponent }, { path: 'insert-remove', component: InsertRemoveComponent}, { path: 'home', component: HomeComponent, data: {<a href="api/animations/animation" class="code-anchor">animation</a>: 'HomePage'} }, { path: 'about', component: AboutComponent, data: {<a href="api/animations/animation" class="code-anchor">animation</a>: 'AboutPage'} }, ]) ],</div><header class="ng-star-inserted">src/app/app.module.ts</header><aio-code class="headed-code"><pre class="lang-typescript prettyprint">      <button title="Copy code snippet" class="material-icons copy-button no-print ng-star-inserted" aria-label="Copy code snippet from src/app/app.module.ts">
        <span aria-hidden="true">content_copy</span>
      </button>
      <code class="animated fadeIn"><span class="kwd">import</span><span class="pln"> </span><span class="pun">{</span><span class="pln"> </span><a href="api/core/NgModule" class="code-anchor"><span class="typ">NgModule</span></a><span class="pln"> </span><span class="pun">}</span><span class="pln"> from </span><span class="str">'@angular/core'</span><span class="pun">;</span><span class="pln">
</span><span class="kwd">import</span><span class="pln"> </span><span class="pun">{</span><span class="pln"> </span><a href="api/platform-browser/BrowserModule" class="code-anchor"><span class="typ">BrowserModule</span></a><span class="pln"> </span><span class="pun">}</span><span class="pln"> from </span><span class="str">'@angular/platform-browser'</span><span class="pun">;</span><span class="pln">
</span><span class="kwd">import</span><span class="pln"> </span><span class="pun">{</span><span class="pln"> </span><a href="api/platform-browser/animations/BrowserAnimationsModule" class="code-anchor"><span class="typ">BrowserAnimationsModule</span></a><span class="pln"> </span><span class="pun">}</span><span class="pln"> from </span><span class="str">'@angular/platform-browser/animations'</span><span class="pun">;</span><span class="pln">
</span><span class="kwd">import</span><span class="pln"> </span><span class="pun">{</span><span class="pln"> </span><a href="api/router/RouterModule" class="code-anchor"><span class="typ">RouterModule</span></a><span class="pln"> </span><span class="pun">}</span><span class="pln"> from </span><span class="str">'@angular/router'</span><span class="pun">;</span><span class="pln">
</span><span class="kwd">import</span><span class="pln"> </span><span class="pun">{</span><span class="pln"> </span><span class="typ">AppComponent</span><span class="pln"> </span><span class="pun">}</span><span class="pln"> from </span><span class="str">'./app.component'</span><span class="pun">;</span><span class="pln">
</span><span class="kwd">import</span><span class="pln"> </span><span class="pun">{</span><span class="pln"> </span><span class="typ">OpenCloseComponent</span><span class="pln"> </span><span class="pun">}</span><span class="pln"> from </span><span class="str">'./open-close.component'</span><span class="pun">;</span><span class="pln">
</span><span class="kwd">import</span><span class="pln"> </span><span class="pun">{</span><span class="pln"> </span><span class="typ">OpenClosePageComponent</span><span class="pln"> </span><span class="pun">}</span><span class="pln"> from </span><span class="str">'./open-close-page.component'</span><span class="pun">;</span><span class="pln">
</span><span class="kwd">import</span><span class="pln"> </span><span class="pun">{</span><span class="pln"> </span><span class="typ">OpenCloseChildComponent</span><span class="pln"> </span><span class="pun">}</span><span class="pln"> from </span><span class="str">'./open-close.component.4'</span><span class="pun">;</span><span class="pln">
</span><span class="kwd">import</span><span class="pln"> </span><span class="pun">{</span><span class="pln"> </span><span class="typ">ToggleAnimationsPageComponent</span><span class="pln"> </span><span class="pun">}</span><span class="pln"> from </span><span class="str">'./toggle-animations-page.component'</span><span class="pun">;</span><span class="pln">
</span><span class="kwd">import</span><span class="pln"> </span><span class="pun">{</span><span class="pln"> </span><span class="typ">StatusSliderComponent</span><span class="pln"> </span><span class="pun">}</span><span class="pln"> from </span><span class="str">'./status-slider.component'</span><span class="pun">;</span><span class="pln">
</span><span class="kwd">import</span><span class="pln"> </span><span class="pun">{</span><span class="pln"> </span><span class="typ">StatusSliderPageComponent</span><span class="pln"> </span><span class="pun">}</span><span class="pln"> from </span><span class="str">'./status-slider-page.component'</span><span class="pun">;</span><span class="pln">
</span><span class="kwd">import</span><span class="pln"> </span><span class="pun">{</span><span class="pln"> </span><span class="typ">HeroListPageComponent</span><span class="pln"> </span><span class="pun">}</span><span class="pln"> from </span><span class="str">'./hero-list-page.component'</span><span class="pun">;</span><span class="pln">
</span><span class="kwd">import</span><span class="pln"> </span><span class="pun">{</span><span class="pln"> </span><span class="typ">HeroListGroupPageComponent</span><span class="pln"> </span><span class="pun">}</span><span class="pln"> from </span><span class="str">'./hero-list-group-page.component'</span><span class="pun">;</span><span class="pln">
</span><span class="kwd">import</span><span class="pln"> </span><span class="pun">{</span><span class="pln"> </span><span class="typ">HeroListGroupsComponent</span><span class="pln"> </span><span class="pun">}</span><span class="pln"> from </span><span class="str">'./hero-list-groups.component'</span><span class="pun">;</span><span class="pln">
</span><span class="kwd">import</span><span class="pln"> </span><span class="pun">{</span><span class="pln"> </span><span class="typ">HeroListEnterLeavePageComponent</span><span class="pln"> </span><span class="pun">}</span><span class="pln"> from </span><span class="str">'./hero-list-enter-leave-page.component'</span><span class="pun">;</span><span class="pln">
</span><span class="kwd">import</span><span class="pln"> </span><span class="pun">{</span><span class="pln"> </span><span class="typ">HeroListEnterLeaveComponent</span><span class="pln"> </span><span class="pun">}</span><span class="pln"> from </span><span class="str">'./hero-list-enter-leave.component'</span><span class="pun">;</span><span class="pln">
</span><span class="kwd">import</span><span class="pln"> </span><span class="pun">{</span><span class="pln"> </span><span class="typ">HeroListAutoCalcPageComponent</span><span class="pln"> </span><span class="pun">}</span><span class="pln"> from </span><span class="str">'./hero-list-auto-page.component'</span><span class="pun">;</span><span class="pln">
</span><span class="kwd">import</span><span class="pln"> </span><span class="pun">{</span><span class="pln"> </span><span class="typ">HeroListAutoComponent</span><span class="pln"> </span><span class="pun">}</span><span class="pln"> from </span><span class="str">'./hero-list-auto.component'</span><span class="pun">;</span><span class="pln">
</span><span class="kwd">import</span><span class="pln"> </span><span class="pun">{</span><span class="pln"> </span><span class="typ">HomeComponent</span><span class="pln"> </span><span class="pun">}</span><span class="pln"> from </span><span class="str">'./home.component'</span><span class="pun">;</span><span class="pln">
</span><span class="kwd">import</span><span class="pln"> </span><span class="pun">{</span><span class="pln"> </span><span class="typ">AboutComponent</span><span class="pln"> </span><span class="pun">}</span><span class="pln"> from </span><span class="str">'./about.component'</span><span class="pun">;</span><span class="pln">
</span><span class="kwd">import</span><span class="pln"> </span><span class="pun">{</span><span class="pln"> </span><span class="typ">InsertRemoveComponent</span><span class="pln"> </span><span class="pun">}</span><span class="pln"> from </span><span class="str">'./insert-remove.component'</span><span class="pun">;</span><span class="pln">


</span><span class="lit">@</span><a href="api/core/NgModule" class="code-anchor"><span class="lit">NgModule</span></a><span class="pun">({</span><span class="pln">
  imports</span><span class="pun">:</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
    </span><a href="api/platform-browser/BrowserModule" class="code-anchor"><span class="typ">BrowserModule</span></a><span class="pun">,</span><span class="pln">
    </span><a href="api/platform-browser/animations/BrowserAnimationsModule" class="code-anchor"><span class="typ">BrowserAnimationsModule</span></a><span class="pun">,</span><span class="pln">
    </span><span class="typ">RouterModule</span><span class="pun">.</span><span class="pln">forRoot</span><span class="pun">([</span><span class="pln">
      </span><span class="pun">{</span><span class="pln"> path</span><span class="pun">:</span><span class="pln"> </span><span class="str">''</span><span class="pun">,</span><span class="pln"> </span><a href="api/router/Route#pathMatch" class="code-anchor"><span class="pln">pathMatch</span></a><span class="pun">:</span><span class="pln"> </span><span class="str">'</span><a href="api/core/Version#full" class="code-anchor"><span class="str">full</span></a><span class="str">'</span><span class="pun">,</span><span class="pln"> </span><a href="api/router/Route#redirectTo" class="code-anchor"><span class="pln">redirectTo</span></a><span class="pun">:</span><span class="pln"> </span><span class="str">'/enter-leave'</span><span class="pln"> </span><span class="pun">},</span><span class="pln">
      </span><span class="pun">{</span><span class="pln"> path</span><span class="pun">:</span><span class="pln"> </span><span class="str">'open-close'</span><span class="pun">,</span><span class="pln"> component</span><span class="pun">:</span><span class="pln"> </span><span class="typ">OpenClosePageComponent</span><span class="pln"> </span><span class="pun">},</span><span class="pln">
      </span><span class="pun">{</span><span class="pln"> path</span><span class="pun">:</span><span class="pln"> </span><span class="str">'status'</span><span class="pun">,</span><span class="pln"> component</span><span class="pun">:</span><span class="pln"> </span><span class="typ">StatusSliderPageComponent</span><span class="pln"> </span><span class="pun">},</span><span class="pln">
      </span><span class="pun">{</span><span class="pln"> path</span><span class="pun">:</span><span class="pln"> </span><span class="str">'toggle'</span><span class="pun">,</span><span class="pln"> component</span><span class="pun">:</span><span class="pln"> </span><span class="typ">ToggleAnimationsPageComponent</span><span class="pln"> </span><span class="pun">},</span><span class="pln">
      </span><span class="pun">{</span><span class="pln"> path</span><span class="pun">:</span><span class="pln"> </span><span class="str">'heroes'</span><span class="pun">,</span><span class="pln"> component</span><span class="pun">:</span><span class="pln"> </span><span class="typ">HeroListPageComponent</span><span class="pun">,</span><span class="pln"> data</span><span class="pun">:</span><span class="pln"> </span><span class="pun">{</span><a href="api/animations/animation" class="code-anchor"><span class="pln">animation</span></a><span class="pun">:</span><span class="pln"> </span><span class="str">'FilterPage'</span><span class="pun">}</span><span class="pln"> </span><span class="pun">},</span><span class="pln">
      </span><span class="pun">{</span><span class="pln"> path</span><span class="pun">:</span><span class="pln"> </span><span class="str">'hero-groups'</span><span class="pun">,</span><span class="pln"> component</span><span class="pun">:</span><span class="pln"> </span><span class="typ">HeroListGroupPageComponent</span><span class="pln"> </span><span class="pun">},</span><span class="pln">
      </span><span class="pun">{</span><span class="pln"> path</span><span class="pun">:</span><span class="pln"> </span><span class="str">'enter-leave'</span><span class="pun">,</span><span class="pln"> component</span><span class="pun">:</span><span class="pln"> </span><span class="typ">HeroListEnterLeavePageComponent</span><span class="pln"> </span><span class="pun">},</span><span class="pln">
      </span><span class="pun">{</span><span class="pln"> path</span><span class="pun">:</span><span class="pln"> </span><span class="str">'auto'</span><span class="pun">,</span><span class="pln"> component</span><span class="pun">:</span><span class="pln"> </span><span class="typ">HeroListAutoCalcPageComponent</span><span class="pln"> </span><span class="pun">},</span><span class="pln">
      </span><span class="pun">{</span><span class="pln"> path</span><span class="pun">:</span><span class="pln"> </span><span class="str">'insert-remove'</span><span class="pun">,</span><span class="pln"> component</span><span class="pun">:</span><span class="pln"> </span><span class="typ">InsertRemoveComponent</span><span class="pun">},</span><span class="pln">
      </span><span class="pun">{</span><span class="pln"> path</span><span class="pun">:</span><span class="pln"> </span><span class="str">'home'</span><span class="pun">,</span><span class="pln"> component</span><span class="pun">:</span><span class="pln"> </span><span class="typ">HomeComponent</span><span class="pun">,</span><span class="pln"> data</span><span class="pun">:</span><span class="pln"> </span><span class="pun">{</span><a href="api/animations/animation" class="code-anchor"><span class="pln">animation</span></a><span class="pun">:</span><span class="pln"> </span><span class="str">'HomePage'</span><span class="pun">}</span><span class="pln"> </span><span class="pun">},</span><span class="pln">
      </span><span class="pun">{</span><span class="pln"> path</span><span class="pun">:</span><span class="pln"> </span><span class="str">'about'</span><span class="pun">,</span><span class="pln"> component</span><span class="pun">:</span><span class="pln"> </span><span class="typ">AboutComponent</span><span class="pun">,</span><span class="pln"> data</span><span class="pun">:</span><span class="pln"> </span><span class="pun">{</span><a href="api/animations/animation" class="code-anchor"><span class="pln">animation</span></a><span class="pun">:</span><span class="pln"> </span><span class="str">'AboutPage'</span><span class="pun">}</span><span class="pln"> </span><span class="pun">},</span><span class="pln">

    </span><span class="pun">])</span><span class="pln">
  </span><span class="pun">],</span></code>
    </pre></aio-code></code-example><p translation-result="on"><code>home</code> 和 <code>about</code> 路径分别关联着 <code>HomeComponent</code> 和 <code>AboutComponent</code> 视图。该路由配置告诉 Angular 路由器当导航匹配了相应的路径时，就实例化 <code>HomeComponent</code> 和 <code>AboutComponent</code> 视图。</p><p translation-origin="off">The <code>home</code> and <code>about</code> paths are associated with the <code>HomeComponent</code> and <code>AboutComponent</code> views. The route configuration tells the Angular router to instantiate the <code>HomeComponent</code> and <code>AboutComponent</code> views when the navigation matches the corresponding path.</p><p translation-result="on">除了 <code>path</code>、<code>component</code> 之外，每个路由定义中的 <code>data</code> 属性也定义了与此路由有关的动画配置。当路由变化时，<code>data</code> 属性的值就会传给 <code>AppComponent</code>。你还可以在路由配置中传递其它的值供路由的动画使用。<code>data</code> 属性的值必须满足 <code>routeAnimation</code> 中定义的转场动画的要求，稍后我们就会定义它。</p><p translation-origin="off">In addition to <code>path</code> and <code>component</code>, the <code>data</code> property of each route defines the key animation-specific configuration associated with a route. The <code>data</code> property value is passed into <code>AppComponent</code> when the route changes. You can also pass additional data in route config that is consumed within the animation. The data property value has to match the transitions defined in the <code>routeAnimation</code> trigger, which we'll define later.</p><div class="alert is-helpful"><p translation-result="on"><strong>注意：</strong>这个 <code>data</code> 中的属性名可以是任意的。例如，上面例子中使用的名字 <em>animation</em> 就是随便起的。</p><p translation-origin="off"><strong>Note:</strong> The <code>data</code> property names that you use can be arbitrary. For example, the name <em>animation</em> used in the example above is an arbitrary choice.</p></div><h2 id="router-outlet" translation-result="on">路由出口<a title="Link to this heading" class="header-link" aria-hidden="true" href="guide/route-animations#router-outlet"><i class="material-icons">link</i></a></h2><h2 translation-origin="off" id="router-outlet">Router outlet<a title="Link to this heading" class="header-link" aria-hidden="true" href="guide/route-animations#router-outlet"><i class="material-icons">link</i></a></h2><p translation-result="on">配置好路由之后，还要告诉 Angular 路由器当路由匹配时，要把视图渲染到那里。你可以通过在根组件 <code>AppComponent</code> 的模板中插入一个 <code>&lt;<a href="api/router/RouterOutlet" class="code-anchor">router-outlet</a>&gt;</code> 容器来指定路由出口的位置。</p><p translation-origin="off">After configuring the routes, tell the Angular router where to render the views when matched with a route. You can set a router outlet by inserting a <code>&lt;<a href="api/router/RouterOutlet" class="code-anchor">router-outlet</a>&gt;</code> container inside the root <code>AppComponent</code> template.</p><p translation-result="on"><code>&lt;<a href="api/router/RouterOutlet" class="code-anchor">router-outlet</a>&gt;</code> 容器具有一个属性型指令，它包含关于活动路由及其状态的数据，这些数据会基于我们在路由配置中设置的 <code>data</code> 属性。</p><p translation-origin="off">The <code>&lt;<a href="api/router/RouterOutlet" class="code-anchor">router-outlet</a>&gt;</code> container has an attribute directive that contains data about active routes and their states, based on the <code>data</code> property that we set in the route configuration.</p><code-example path="animations/src/app/app.component.html" header="src/app/app.component.html" region="route-animations-outlet" ng-version="9.0.0-rc.11"><div style="display:none">&lt;div [@routeAnimations]="prepareRoute(outlet)" &gt; &lt;<a href="api/router/RouterOutlet" class="code-anchor">router-outlet</a> #outlet="outlet"&gt;&lt;/<a href="api/router/RouterOutlet" class="code-anchor">router-outlet</a>&gt; &lt;/div&gt;</div><header class="ng-star-inserted">src/app/app.component.html</header><aio-code class="headed-code"><pre class="lang- prettyprint">      <button title="Copy code snippet" class="material-icons copy-button no-print ng-star-inserted" aria-label="Copy code snippet from src/app/app.component.html">
        <span aria-hidden="true">content_copy</span>
      </button>
      <code class="animated fadeIn"><span class="tag">&lt;div</span><span class="pln"> [@</span><span class="atn">routeAnimations</span><span class="pln">]</span><span class="pun">=</span><span class="atv">"prepareRoute(outlet)"</span><span class="pln"> </span><span class="tag">&gt;</span><span class="pln">
  </span><span class="tag">&lt;</span><a href="api/router/RouterOutlet" class="code-anchor"><span class="tag">router-outlet</span></a><span class="pln"> #</span><span class="atn">outlet</span><span class="pun">=</span><span class="atv">"outlet"</span><span class="tag">&gt;&lt;/</span><a href="api/router/RouterOutlet" class="code-anchor"><span class="tag">router-outlet</span></a><span class="tag">&gt;</span><span class="pln">
</span><span class="tag">&lt;/div&gt;</span></code>
    </pre></aio-code></code-example><p translation-result="on"><code>AppComponent</code> 中定义了一个可以检测视图何时发生变化的方法，该方法会基于路由配置的 <code>data</code> 属性值，将动画状态值赋值给动画触发器（<code>@routeAnimation</code>）。下面就是一个 <code>AppComponent</code> 中的范例方法，用于检测路由在何时发生了变化。</p><p translation-origin="off"><code>AppComponent</code> defines a method that can detect when a view changes. The method assigns an animation state value to the animation trigger (<code>@routeAnimation</code>) based on the route configuration <code>data</code> property value. Here's an example of an <code>AppComponent</code> method that detects when a route change happens.</p><code-example path="animations/src/app/app.component.ts" header="src/app/app.component.ts" region="prepare-router-outlet" language="typescript" ng-version="9.0.0-rc.11"><div style="display:none">prepareRoute(outlet: <a href="api/router/RouterOutlet" class="code-anchor">RouterOutlet</a>) { return outlet &amp;&amp; outlet.activatedRouteData &amp;&amp; outlet.activatedRouteData['<a href="api/animations/animation" class="code-anchor">animation</a>']; }</div><header class="ng-star-inserted">src/app/app.component.ts</header><aio-code class="headed-code"><pre class="lang-typescript prettyprint">      <button title="Copy code snippet" class="material-icons copy-button no-print ng-star-inserted" aria-label="Copy code snippet from src/app/app.component.ts">
        <span aria-hidden="true">content_copy</span>
      </button>
      <code class="animated fadeIn"><span class="pln">prepareRoute</span><span class="pun">(</span><span class="pln">outlet</span><span class="pun">:</span><span class="pln"> </span><a href="api/router/RouterOutlet" class="code-anchor"><span class="typ">RouterOutlet</span></a><span class="pun">)</span><span class="pln"> </span><span class="pun">{</span><span class="pln">
  </span><span class="kwd">return</span><span class="pln"> outlet </span><span class="pun">&amp;&amp;</span><span class="pln"> outlet</span><span class="pun">.</span><span class="pln">activatedRouteData </span><span class="pun">&amp;&amp;</span><span class="pln"> outlet</span><span class="pun">.</span><span class="pln">activatedRouteData</span><span class="pun">[</span><span class="str">'</span><a href="api/animations/animation" class="code-anchor"><span class="str">animation</span></a><span class="str">'</span><span class="pun">];</span><span class="pln">
</span><span class="pun">}</span></code>
    </pre></aio-code></code-example><p translation-result="on">这里的 <code>prepareRoute()</code> 方法会获取这个 outlet 指令的值（通过 <code>#outlet="outlet"</code>），并根据当前活动路由的自定义数据返回一个表示动画状态的字符串值。你可以使用这个数据来控制各个路由之间该执行哪个转场。</p><p translation-origin="off">Here, the <code>prepareRoute()</code> method takes the value of the outlet directive (established through <code>#outlet="outlet"</code>) and returns a string value representing the state of the animation based on the custom data of the current active route. You can use this data to control which transition to execute for each route.</p><h2 id="animation-definition" translation-result="on">动画定义<a title="Link to this heading" class="header-link" aria-hidden="true" href="guide/route-animations#animation-definition"><i class="material-icons">link</i></a></h2><h2 translation-origin="off" id="animation-definition">Animation definition<a title="Link to this heading" class="header-link" aria-hidden="true" href="guide/route-animations#animation-definition"><i class="material-icons">link</i></a></h2><p translation-result="on">动画可以直接在组件中定义。对于此范例，我们会在独立的文件中定义动画，这让我们可以复用这些动画。</p><p translation-origin="off">Animations can be defined directly inside your components. For this example we are defining the animations in a separate file, which allows us to re-use the animations.</p><p translation-result="on">下面的代码片段定义了一个名叫 <code>slideInAnimation</code> 的可复用动画。</p><p translation-origin="off">The following code snippet defines a reusable animation named <code>slideInAnimation</code>.</p><code-example path="animations/src/app/animations.ts" header="src/app/animations.ts" region="route-animations" language="typescript" ng-version="9.0.0-rc.11"><div style="display:none">export const slideInAnimation = <a href="api/animations/trigger" class="code-anchor">trigger</a>('routeAnimations', [ <a href="api/animations/transition" class="code-anchor">transition</a>('HomePage &lt;=&gt; AboutPage', [ <a href="api/animations/style" class="code-anchor">style</a>({ <a href="api/router/Scroll#position" class="code-anchor">position</a>: 'relative' }), <a href="api/animations/query" class="code-anchor">query</a>(':enter, :leave', [ <a href="api/animations/style" class="code-anchor">style</a>({ <a href="api/router/Scroll#position" class="code-anchor">position</a>: 'absolute', top: 0, left: 0, width: '100%' }) ]), <a href="api/animations/query" class="code-anchor">query</a>(':enter', [ <a href="api/animations/style" class="code-anchor">style</a>({ left: '-100%'}) ]), <a href="api/animations/query" class="code-anchor">query</a>(':leave', <a href="api/animations/animateChild" class="code-anchor">animateChild</a>()), group([ <a href="api/animations/query" class="code-anchor">query</a>(':leave', [ <a href="api/animations/animate" class="code-anchor">animate</a>('300ms ease-out', <a href="api/animations/style" class="code-anchor">style</a>({ left: '100%'})) ]), <a href="api/animations/query" class="code-anchor">query</a>(':enter', [ <a href="api/animations/animate" class="code-anchor">animate</a>('300ms ease-out', <a href="api/animations/style" class="code-anchor">style</a>({ left: '0%'})) ]) ]), <a href="api/animations/query" class="code-anchor">query</a>(':enter', <a href="api/animations/animateChild" class="code-anchor">animateChild</a>()), ]), <a href="api/animations/transition" class="code-anchor">transition</a>('* &lt;=&gt; FilterPage', [ <a href="api/animations/style" class="code-anchor">style</a>({ <a href="api/router/Scroll#position" class="code-anchor">position</a>: 'relative' }), <a href="api/animations/query" class="code-anchor">query</a>(':enter, :leave', [ <a href="api/animations/style" class="code-anchor">style</a>({ <a href="api/router/Scroll#position" class="code-anchor">position</a>: 'absolute', top: 0, left: 0, width: '100%' }) ]), <a href="api/animations/query" class="code-anchor">query</a>(':enter', [ <a href="api/animations/style" class="code-anchor">style</a>({ left: '-100%'}) ]), <a href="api/animations/query" class="code-anchor">query</a>(':leave', <a href="api/animations/animateChild" class="code-anchor">animateChild</a>()), group([ <a href="api/animations/query" class="code-anchor">query</a>(':leave', [ <a href="api/animations/animate" class="code-anchor">animate</a>('200ms ease-out', <a href="api/animations/style" class="code-anchor">style</a>({ left: '100%'})) ]), <a href="api/animations/query" class="code-anchor">query</a>(':enter', [ <a href="api/animations/animate" class="code-anchor">animate</a>('300ms ease-out', <a href="api/animations/style" class="code-anchor">style</a>({ left: '0%'})) ]) ]), <a href="api/animations/query" class="code-anchor">query</a>(':enter', <a href="api/animations/animateChild" class="code-anchor">animateChild</a>()), ]) ]);</div><header class="ng-star-inserted">src/app/animations.ts</header><aio-code class="headed-code"><pre class="lang-typescript prettyprint">      <button title="Copy code snippet" class="material-icons copy-button no-print ng-star-inserted" aria-label="Copy code snippet from src/app/animations.ts">
        <span aria-hidden="true">content_copy</span>
      </button>
      <code class="animated fadeIn"><span class="kwd">export</span><span class="pln"> </span><span class="kwd">const</span><span class="pln"> slideInAnimation </span><span class="pun">=</span><span class="pln">
  </span><a href="api/animations/trigger" class="code-anchor"><span class="pln">trigger</span></a><span class="pun">(</span><span class="str">'routeAnimations'</span><span class="pun">,</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
    </span><a href="api/animations/transition" class="code-anchor"><span class="pln">transition</span></a><span class="pun">(</span><span class="str">'HomePage &lt;=&gt; AboutPage'</span><span class="pun">,</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
      </span><a href="api/animations/style" class="code-anchor"><span class="pln">style</span></a><span class="pun">({</span><span class="pln"> </span><a href="api/router/Scroll#position" class="code-anchor"><span class="pln">position</span></a><span class="pun">:</span><span class="pln"> </span><span class="str">'relative'</span><span class="pln"> </span><span class="pun">}),</span><span class="pln">
      </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':enter, :leave'</span><span class="pun">,</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
        </span><a href="api/animations/style" class="code-anchor"><span class="pln">style</span></a><span class="pun">({</span><span class="pln">
          </span><a href="api/router/Scroll#position" class="code-anchor"><span class="pln">position</span></a><span class="pun">:</span><span class="pln"> </span><span class="str">'absolute'</span><span class="pun">,</span><span class="pln">
          top</span><span class="pun">:</span><span class="pln"> </span><span class="lit">0</span><span class="pun">,</span><span class="pln">
          left</span><span class="pun">:</span><span class="pln"> </span><span class="lit">0</span><span class="pun">,</span><span class="pln">
          width</span><span class="pun">:</span><span class="pln"> </span><span class="str">'100%'</span><span class="pln">
        </span><span class="pun">})</span><span class="pln">
      </span><span class="pun">]),</span><span class="pln">
      </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':enter'</span><span class="pun">,</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
        </span><a href="api/animations/style" class="code-anchor"><span class="pln">style</span></a><span class="pun">({</span><span class="pln"> left</span><span class="pun">:</span><span class="pln"> </span><span class="str">'-100%'</span><span class="pun">})</span><span class="pln">
      </span><span class="pun">]),</span><span class="pln">
      </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':leave'</span><span class="pun">,</span><span class="pln"> </span><a href="api/animations/animateChild" class="code-anchor"><span class="pln">animateChild</span></a><span class="pun">()),</span><span class="pln">
      group</span><span class="pun">([</span><span class="pln">
        </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':leave'</span><span class="pun">,</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
          </span><a href="api/animations/animate" class="code-anchor"><span class="pln">animate</span></a><span class="pun">(</span><span class="str">'300ms ease-out'</span><span class="pun">,</span><span class="pln"> </span><a href="api/animations/style" class="code-anchor"><span class="pln">style</span></a><span class="pun">({</span><span class="pln"> left</span><span class="pun">:</span><span class="pln"> </span><span class="str">'100%'</span><span class="pun">}))</span><span class="pln">
        </span><span class="pun">]),</span><span class="pln">
        </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':enter'</span><span class="pun">,</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
          </span><a href="api/animations/animate" class="code-anchor"><span class="pln">animate</span></a><span class="pun">(</span><span class="str">'300ms ease-out'</span><span class="pun">,</span><span class="pln"> </span><a href="api/animations/style" class="code-anchor"><span class="pln">style</span></a><span class="pun">({</span><span class="pln"> left</span><span class="pun">:</span><span class="pln"> </span><span class="str">'0%'</span><span class="pun">}))</span><span class="pln">
        </span><span class="pun">])</span><span class="pln">
      </span><span class="pun">]),</span><span class="pln">
      </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':enter'</span><span class="pun">,</span><span class="pln"> </span><a href="api/animations/animateChild" class="code-anchor"><span class="pln">animateChild</span></a><span class="pun">()),</span><span class="pln">
    </span><span class="pun">]),</span><span class="pln">
    </span><a href="api/animations/transition" class="code-anchor"><span class="pln">transition</span></a><span class="pun">(</span><span class="str">'* &lt;=&gt; FilterPage'</span><span class="pun">,</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
      </span><a href="api/animations/style" class="code-anchor"><span class="pln">style</span></a><span class="pun">({</span><span class="pln"> </span><a href="api/router/Scroll#position" class="code-anchor"><span class="pln">position</span></a><span class="pun">:</span><span class="pln"> </span><span class="str">'relative'</span><span class="pln"> </span><span class="pun">}),</span><span class="pln">
      </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':enter, :leave'</span><span class="pun">,</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
        </span><a href="api/animations/style" class="code-anchor"><span class="pln">style</span></a><span class="pun">({</span><span class="pln">
          </span><a href="api/router/Scroll#position" class="code-anchor"><span class="pln">position</span></a><span class="pun">:</span><span class="pln"> </span><span class="str">'absolute'</span><span class="pun">,</span><span class="pln">
          top</span><span class="pun">:</span><span class="pln"> </span><span class="lit">0</span><span class="pun">,</span><span class="pln">
          left</span><span class="pun">:</span><span class="pln"> </span><span class="lit">0</span><span class="pun">,</span><span class="pln">
          width</span><span class="pun">:</span><span class="pln"> </span><span class="str">'100%'</span><span class="pln">
        </span><span class="pun">})</span><span class="pln">
      </span><span class="pun">]),</span><span class="pln">
      </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':enter'</span><span class="pun">,</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
        </span><a href="api/animations/style" class="code-anchor"><span class="pln">style</span></a><span class="pun">({</span><span class="pln"> left</span><span class="pun">:</span><span class="pln"> </span><span class="str">'-100%'</span><span class="pun">})</span><span class="pln">
      </span><span class="pun">]),</span><span class="pln">
      </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':leave'</span><span class="pun">,</span><span class="pln"> </span><a href="api/animations/animateChild" class="code-anchor"><span class="pln">animateChild</span></a><span class="pun">()),</span><span class="pln">
      group</span><span class="pun">([</span><span class="pln">
        </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':leave'</span><span class="pun">,</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
          </span><a href="api/animations/animate" class="code-anchor"><span class="pln">animate</span></a><span class="pun">(</span><span class="str">'200ms ease-out'</span><span class="pun">,</span><span class="pln"> </span><a href="api/animations/style" class="code-anchor"><span class="pln">style</span></a><span class="pun">({</span><span class="pln"> left</span><span class="pun">:</span><span class="pln"> </span><span class="str">'100%'</span><span class="pun">}))</span><span class="pln">
        </span><span class="pun">]),</span><span class="pln">
        </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':enter'</span><span class="pun">,</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
          </span><a href="api/animations/animate" class="code-anchor"><span class="pln">animate</span></a><span class="pun">(</span><span class="str">'300ms ease-out'</span><span class="pun">,</span><span class="pln"> </span><a href="api/animations/style" class="code-anchor"><span class="pln">style</span></a><span class="pun">({</span><span class="pln"> left</span><span class="pun">:</span><span class="pln"> </span><span class="str">'0%'</span><span class="pun">}))</span><span class="pln">
        </span><span class="pun">])</span><span class="pln">
      </span><span class="pun">]),</span><span class="pln">
      </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':enter'</span><span class="pun">,</span><span class="pln"> </span><a href="api/animations/animateChild" class="code-anchor"><span class="pln">animateChild</span></a><span class="pun">()),</span><span class="pln">
    </span><span class="pun">])</span><span class="pln">
  </span><span class="pun">]);</span></code>
    </pre></aio-code></code-example><p translation-result="on">该动画定义做了如下事情：</p><p translation-origin="off">The animation definition does several things:</p><ul><li><p translation-result="on">定义两个转场。每个触发器都可以定义多个状态和多个转场。</p><p translation-origin="off">Defines two transitions. A single trigger can define multiple states and transitions.</p></li><li><p translation-result="on">调整宿主视图和子视图的样式，以便在转场期间，控制它们的相对位置。</p><p translation-origin="off">Adjusts the styles of the host and child views to control their relative positions during the transition.</p></li><li><p translation-result="on">使用 <code><a href="api/animations/query" class="code-anchor">query</a>()</code> 来确定哪个子视图正在进入或离开宿主视图。</p><p translation-origin="off">Uses <code><a href="api/animations/query" class="code-anchor">query</a>()</code> to determine which child view is entering and which is leaving the host view.</p></li></ul><p translation-result="on">路由的变化会激活这个动画触发器，并应用一个与该状态变更相匹配的转场。</p><p translation-origin="off">A route change activates the animation trigger, and a transition matching the state change is applied.</p><div class="alert is-helpful"><p translation-result="on"><strong>注意：</strong>这些转场状态必须和路由配置中定义的 <code>data</code> 属性的值相一致。</p><p translation-origin="off"><strong>Note:</strong> The transition states must match the <code>data</code> property value defined in the route configuration.</p></div><p translation-result="on">通过将可复用动画 <code>slideInAnimation</code> 添加到 <code>AppComponent</code> 的 <code>animations</code> 元数据中，可以让此动画定义能用在你的应用中。</p><p translation-origin="off">Make the animation definition available in your application by adding the reusable animation (<code>slideInAnimation</code>) to the <code>animations</code> metadata of the <code>AppComponent</code>.</p><code-example path="animations/src/app/app.component.ts" header="src/app/app.component.ts" region="define" language="typescript" ng-version="9.0.0-rc.11"><div style="display:none">@<a href="api/core/Component" class="code-anchor">Component</a>({ selector: 'app-root', <a href="api/core/Component#templateUrl" class="code-anchor">templateUrl</a>: 'app.component.html', <a href="api/core/Component#styleUrls" class="code-anchor">styleUrls</a>: ['app.component.css'], animations: [ slideInAnimation // <a href="api/animations/animation" class="code-anchor">animation</a> triggers go here ] })</div><header class="ng-star-inserted">src/app/app.component.ts</header><aio-code class="headed-code"><pre class="lang-typescript prettyprint">      <button title="Copy code snippet" class="material-icons copy-button no-print ng-star-inserted" aria-label="Copy code snippet from src/app/app.component.ts">
        <span aria-hidden="true">content_copy</span>
      </button>
      <code class="animated fadeIn"><span class="lit">@</span><a href="api/core/Component" class="code-anchor"><span class="lit">Component</span></a><span class="pun">({</span><span class="pln">
  selector</span><span class="pun">:</span><span class="pln"> </span><span class="str">'app-root'</span><span class="pun">,</span><span class="pln">
  </span><a href="api/core/Component#templateUrl" class="code-anchor"><span class="pln">templateUrl</span></a><span class="pun">:</span><span class="pln"> </span><span class="str">'app.component.html'</span><span class="pun">,</span><span class="pln">
  </span><a href="api/core/Component#styleUrls" class="code-anchor"><span class="pln">styleUrls</span></a><span class="pun">:</span><span class="pln"> </span><span class="pun">[</span><span class="str">'app.component.css'</span><span class="pun">],</span><span class="pln">
  animations</span><span class="pun">:</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
    slideInAnimation
    </span><span class="com">// </span><a href="api/animations/animation" class="code-anchor"><span class="com">animation</span></a><span class="com"> triggers go here</span><span class="pln">
  </span><span class="pun">]</span><span class="pln">
</span><span class="pun">})</span></code>
    </pre></aio-code></code-example><h3 id="styling-the-host-and-child-components" translation-result="on">为宿主组件和子组件添加样式<a title="Link to this heading" class="header-link" aria-hidden="true" href="guide/route-animations#styling-the-host-and-child-components"><i class="material-icons">link</i></a></h3><h3 translation-origin="off" id="styling-the-host-and-child-components">Styling the host and child components<a title="Link to this heading" class="header-link" aria-hidden="true" href="guide/route-animations#styling-the-host-and-child-components"><i class="material-icons">link</i></a></h3><p translation-result="on">在转场期间，新视图将直接插入在旧视图后面，并且这两个元素会同时出现在屏幕上。要防止这种情况，就要为宿主视图以及要删除和插入的子视图指定一些额外的样式。宿主视图必须使用相对定位模式，而子视图则必须使用绝对定位模式。在这些视图中添加样式，就可以让容器就地播放动画，而不会让 DOM 移动。</p><p translation-origin="off">During a transition, a new view is inserted directly after the old one and both elements appear on screen at the same time. To prevent this, apply additional styling to the host view, and to the removed and inserted child views. The host view must use relative positioning, and the child views must use absolute positioning. Adding styling to the views animates the containers in place, without the DOM moving things around.</p><code-example path="animations/src/app/animations.ts" header="src/app/animations.ts" region="style-view" language="typescript" ng-version="9.0.0-rc.11"><div style="display:none"><a href="api/animations/trigger" class="code-anchor">trigger</a>('routeAnimations', [ <a href="api/animations/transition" class="code-anchor">transition</a>('HomePage &lt;=&gt; AboutPage', [ <a href="api/animations/style" class="code-anchor">style</a>({ <a href="api/router/Scroll#position" class="code-anchor">position</a>: 'relative' }), <a href="api/animations/query" class="code-anchor">query</a>(':enter, :leave', [ <a href="api/animations/style" class="code-anchor">style</a>({ <a href="api/router/Scroll#position" class="code-anchor">position</a>: 'absolute', top: 0, left: 0, width: '100%' }) ]),</div><header class="ng-star-inserted">src/app/animations.ts</header><aio-code class="headed-code"><pre class="lang-typescript prettyprint">      <button title="Copy code snippet" class="material-icons copy-button no-print ng-star-inserted" aria-label="Copy code snippet from src/app/animations.ts">
        <span aria-hidden="true">content_copy</span>
      </button>
      <code class="animated fadeIn"><a href="api/animations/trigger" class="code-anchor"><span class="pln">trigger</span></a><span class="pun">(</span><span class="str">'routeAnimations'</span><span class="pun">,</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
  </span><a href="api/animations/transition" class="code-anchor"><span class="pln">transition</span></a><span class="pun">(</span><span class="str">'HomePage &lt;=&gt; AboutPage'</span><span class="pun">,</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
    </span><a href="api/animations/style" class="code-anchor"><span class="pln">style</span></a><span class="pun">({</span><span class="pln"> </span><a href="api/router/Scroll#position" class="code-anchor"><span class="pln">position</span></a><span class="pun">:</span><span class="pln"> </span><span class="str">'relative'</span><span class="pln"> </span><span class="pun">}),</span><span class="pln">
    </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':enter, :leave'</span><span class="pun">,</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
      </span><a href="api/animations/style" class="code-anchor"><span class="pln">style</span></a><span class="pun">({</span><span class="pln">
        </span><a href="api/router/Scroll#position" class="code-anchor"><span class="pln">position</span></a><span class="pun">:</span><span class="pln"> </span><span class="str">'absolute'</span><span class="pun">,</span><span class="pln">
        top</span><span class="pun">:</span><span class="pln"> </span><span class="lit">0</span><span class="pun">,</span><span class="pln">
        left</span><span class="pun">:</span><span class="pln"> </span><span class="lit">0</span><span class="pun">,</span><span class="pln">
        width</span><span class="pun">:</span><span class="pln"> </span><span class="str">'100%'</span><span class="pln">
      </span><span class="pun">})</span><span class="pln">
    </span><span class="pun">]),</span></code>
    </pre></aio-code></code-example><h3 id="querying-the-view-containers" translation-result="on">查询视图的容器<a title="Link to this heading" class="header-link" aria-hidden="true" href="guide/route-animations#querying-the-view-containers"><i class="material-icons">link</i></a></h3><h3 translation-origin="off" id="querying-the-view-containers">Querying the view containers<a title="Link to this heading" class="header-link" aria-hidden="true" href="guide/route-animations#querying-the-view-containers"><i class="material-icons">link</i></a></h3><p translation-result="on">使用 <code><a href="api/animations/query" class="code-anchor">query</a>()</code> 方法可以找出当前宿主组件中的动画元素。<code><a href="api/animations/query" class="code-anchor">query</a>(":enter")</code> 语句会返回已插入的视图，<code><a href="api/animations/query" class="code-anchor">query</a>(":leave")</code> 语句会返回已移除的视图。</p><p translation-origin="off">Use the <code><a href="api/animations/query" class="code-anchor">query</a>()</code> method to find and animate elements within the current host component. The <code><a href="api/animations/query" class="code-anchor">query</a>(":enter")</code> statement returns the view that is being inserted, and <code><a href="api/animations/query" class="code-anchor">query</a>(":leave")</code> returns the view that is being removed.</p><p translation-result="on">我们假设正在从 <em>Home</em> 转场到 <em>About</em>，<code>Home =&gt; About</code>。</p><p translation-origin="off">Let's assume that we are routing from the <em>Home =&gt; About</em>.</p><code-example path="animations/src/app/animations.ts" header="src/app/animations.ts (Continuation from above)" region="query" language="typescript" ng-version="9.0.0-rc.11"><div style="display:none"><a href="api/animations/query" class="code-anchor">query</a>(':enter', [ <a href="api/animations/style" class="code-anchor">style</a>({ left: '-100%'}) ]), <a href="api/animations/query" class="code-anchor">query</a>(':leave', <a href="api/animations/animateChild" class="code-anchor">animateChild</a>()), group([ <a href="api/animations/query" class="code-anchor">query</a>(':leave', [ <a href="api/animations/animate" class="code-anchor">animate</a>('300ms ease-out', <a href="api/animations/style" class="code-anchor">style</a>({ left: '100%'})) ]), <a href="api/animations/query" class="code-anchor">query</a>(':enter', [ <a href="api/animations/animate" class="code-anchor">animate</a>('300ms ease-out', <a href="api/animations/style" class="code-anchor">style</a>({ left: '0%'})) ]) ]), <a href="api/animations/query" class="code-anchor">query</a>(':enter', <a href="api/animations/animateChild" class="code-anchor">animateChild</a>()), ]), <a href="api/animations/transition" class="code-anchor">transition</a>('* &lt;=&gt; FilterPage', [ <a href="api/animations/style" class="code-anchor">style</a>({ <a href="api/router/Scroll#position" class="code-anchor">position</a>: 'relative' }), <a href="api/animations/query" class="code-anchor">query</a>(':enter, :leave', [ <a href="api/animations/style" class="code-anchor">style</a>({ <a href="api/router/Scroll#position" class="code-anchor">position</a>: 'absolute', top: 0, left: 0, width: '100%' }) ]), <a href="api/animations/query" class="code-anchor">query</a>(':enter', [ <a href="api/animations/style" class="code-anchor">style</a>({ left: '-100%'}) ]), <a href="api/animations/query" class="code-anchor">query</a>(':leave', <a href="api/animations/animateChild" class="code-anchor">animateChild</a>()), group([ <a href="api/animations/query" class="code-anchor">query</a>(':leave', [ <a href="api/animations/animate" class="code-anchor">animate</a>('200ms ease-out', <a href="api/animations/style" class="code-anchor">style</a>({ left: '100%'})) ]), <a href="api/animations/query" class="code-anchor">query</a>(':enter', [ <a href="api/animations/animate" class="code-anchor">animate</a>('300ms ease-out', <a href="api/animations/style" class="code-anchor">style</a>({ left: '0%'})) ]) ]), <a href="api/animations/query" class="code-anchor">query</a>(':enter', <a href="api/animations/animateChild" class="code-anchor">animateChild</a>()), ])</div><header class="ng-star-inserted">src/app/animations.ts (Continuation from above)</header><aio-code class="headed-code"><pre class="lang-typescript prettyprint">      <button title="Copy code snippet" class="material-icons copy-button no-print ng-star-inserted" aria-label="Copy code snippet from src/app/animations.ts (Continuation from above)">
        <span aria-hidden="true">content_copy</span>
      </button>
      <code class="animated fadeIn"><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':enter'</span><span class="pun">,</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
    </span><a href="api/animations/style" class="code-anchor"><span class="pln">style</span></a><span class="pun">({</span><span class="pln"> left</span><span class="pun">:</span><span class="pln"> </span><span class="str">'-100%'</span><span class="pun">})</span><span class="pln">
  </span><span class="pun">]),</span><span class="pln">
  </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':leave'</span><span class="pun">,</span><span class="pln"> </span><a href="api/animations/animateChild" class="code-anchor"><span class="pln">animateChild</span></a><span class="pun">()),</span><span class="pln">
  group</span><span class="pun">([</span><span class="pln">
    </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':leave'</span><span class="pun">,</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
      </span><a href="api/animations/animate" class="code-anchor"><span class="pln">animate</span></a><span class="pun">(</span><span class="str">'300ms ease-out'</span><span class="pun">,</span><span class="pln"> </span><a href="api/animations/style" class="code-anchor"><span class="pln">style</span></a><span class="pun">({</span><span class="pln"> left</span><span class="pun">:</span><span class="pln"> </span><span class="str">'100%'</span><span class="pun">}))</span><span class="pln">
    </span><span class="pun">]),</span><span class="pln">
    </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':enter'</span><span class="pun">,</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
      </span><a href="api/animations/animate" class="code-anchor"><span class="pln">animate</span></a><span class="pun">(</span><span class="str">'300ms ease-out'</span><span class="pun">,</span><span class="pln"> </span><a href="api/animations/style" class="code-anchor"><span class="pln">style</span></a><span class="pun">({</span><span class="pln"> left</span><span class="pun">:</span><span class="pln"> </span><span class="str">'0%'</span><span class="pun">}))</span><span class="pln">
    </span><span class="pun">])</span><span class="pln">
  </span><span class="pun">]),</span><span class="pln">
  </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':enter'</span><span class="pun">,</span><span class="pln"> </span><a href="api/animations/animateChild" class="code-anchor"><span class="pln">animateChild</span></a><span class="pun">()),</span><span class="pln">
</span><span class="pun">]),</span><span class="pln">
</span><a href="api/animations/transition" class="code-anchor"><span class="pln">transition</span></a><span class="pun">(</span><span class="str">'* &lt;=&gt; FilterPage'</span><span class="pun">,</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
  </span><a href="api/animations/style" class="code-anchor"><span class="pln">style</span></a><span class="pun">({</span><span class="pln"> </span><a href="api/router/Scroll#position" class="code-anchor"><span class="pln">position</span></a><span class="pun">:</span><span class="pln"> </span><span class="str">'relative'</span><span class="pln"> </span><span class="pun">}),</span><span class="pln">
  </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':enter, :leave'</span><span class="pun">,</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
    </span><a href="api/animations/style" class="code-anchor"><span class="pln">style</span></a><span class="pun">({</span><span class="pln">
      </span><a href="api/router/Scroll#position" class="code-anchor"><span class="pln">position</span></a><span class="pun">:</span><span class="pln"> </span><span class="str">'absolute'</span><span class="pun">,</span><span class="pln">
      top</span><span class="pun">:</span><span class="pln"> </span><span class="lit">0</span><span class="pun">,</span><span class="pln">
      left</span><span class="pun">:</span><span class="pln"> </span><span class="lit">0</span><span class="pun">,</span><span class="pln">
      width</span><span class="pun">:</span><span class="pln"> </span><span class="str">'100%'</span><span class="pln">
    </span><span class="pun">})</span><span class="pln">
  </span><span class="pun">]),</span><span class="pln">
  </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':enter'</span><span class="pun">,</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
    </span><a href="api/animations/style" class="code-anchor"><span class="pln">style</span></a><span class="pun">({</span><span class="pln"> left</span><span class="pun">:</span><span class="pln"> </span><span class="str">'-100%'</span><span class="pun">})</span><span class="pln">
  </span><span class="pun">]),</span><span class="pln">
  </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':leave'</span><span class="pun">,</span><span class="pln"> </span><a href="api/animations/animateChild" class="code-anchor"><span class="pln">animateChild</span></a><span class="pun">()),</span><span class="pln">
  group</span><span class="pun">([</span><span class="pln">
    </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':leave'</span><span class="pun">,</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
      </span><a href="api/animations/animate" class="code-anchor"><span class="pln">animate</span></a><span class="pun">(</span><span class="str">'200ms ease-out'</span><span class="pun">,</span><span class="pln"> </span><a href="api/animations/style" class="code-anchor"><span class="pln">style</span></a><span class="pun">({</span><span class="pln"> left</span><span class="pun">:</span><span class="pln"> </span><span class="str">'100%'</span><span class="pun">}))</span><span class="pln">
    </span><span class="pun">]),</span><span class="pln">
    </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':enter'</span><span class="pun">,</span><span class="pln"> </span><span class="pun">[</span><span class="pln">
      </span><a href="api/animations/animate" class="code-anchor"><span class="pln">animate</span></a><span class="pun">(</span><span class="str">'300ms ease-out'</span><span class="pun">,</span><span class="pln"> </span><a href="api/animations/style" class="code-anchor"><span class="pln">style</span></a><span class="pun">({</span><span class="pln"> left</span><span class="pun">:</span><span class="pln"> </span><span class="str">'0%'</span><span class="pun">}))</span><span class="pln">
    </span><span class="pun">])</span><span class="pln">
  </span><span class="pun">]),</span><span class="pln">
  </span><a href="api/animations/query" class="code-anchor"><span class="pln">query</span></a><span class="pun">(</span><span class="str">':enter'</span><span class="pun">,</span><span class="pln"> </span><a href="api/animations/animateChild" class="code-anchor"><span class="pln">animateChild</span></a><span class="pun">()),</span><span class="pln">
</span><span class="pun">])</span></code>
    </pre></aio-code></code-example><p translation-result="on">在设置了视图的样式之后，动画代码会执行如下操作：</p><p translation-origin="off">The animation code does the following after styling the views:</p><ul><li><p translation-result="on"><code><a href="api/animations/query" class="code-anchor">query</a>(':enter <a href="api/animations/style" class="code-anchor">style</a>({ left: '-100%'})</code> 会匹配添加的视图，并通过将其定位在最左侧来隐藏这个新视图。</p><p translation-origin="off"><code><a href="api/animations/query" class="code-anchor">query</a>(':enter <a href="api/animations/style" class="code-anchor">style</a>({ left: '-100%'})</code> matches the view that is added and hides the newly added view by positioning it to the far left.</p></li><li><p translation-result="on">在正在离开的视图上调用 <code><a href="api/animations/animateChild" class="code-anchor">animateChild</a>()</code>，来运行其子动画。</p><p translation-origin="off">Calls <code><a href="api/animations/animateChild" class="code-anchor">animateChild</a>()</code> on the view that is leaving, to run its child animations.</p></li><li><p translation-result="on">使用 <code><a href="api/forms/FormBuilder#group" class="code-anchor">group()</a></code> 函数来并行运行内部动画。</p><p translation-origin="off">Uses <code><a href="api/forms/FormBuilder#group" class="code-anchor">group()</a></code> function to make the inner animations run in parallel.</p></li><li><p translation-result="on">在 <code><a href="api/forms/FormBuilder#group" class="code-anchor">group()</a></code> 函数中：</p><p translation-origin="off">Within the <code><a href="api/forms/FormBuilder#group" class="code-anchor">group()</a></code> function:</p><ul><li><p translation-result="on">查询已移除的视图，并让它从右侧滑出。</p><p translation-origin="off">Queries the view that is removed and animates it to slide far to the right.</p></li><li><p translation-result="on">使用缓动函数和持续时间定义的动画，让这个新视图滑入。<br>此动画将导致 <code>about</code> 视图从左向右滑动。</p><p translation-origin="off">Slides in the new view by animating the view with an easing function and duration.<br>This animation results in the <code>about</code> view sliding from the left to right.</p></li></ul></li><li><p translation-result="on">当主动画完成之后，在这个新视图上调用 <code><a href="api/animations/animateChild" class="code-anchor">animateChild</a>()</code> 方法，以运行其子动画。</p><p translation-origin="off">Calls the <code><a href="api/animations/animateChild" class="code-anchor">animateChild</a>()</code> method on the new view to run its child animations after the main animation completes.</p></li></ul><p translation-result="on">你现在有了一个基本的路由动画，可以在从一个视图路由到另一个视图时播放动画。</p><p translation-origin="off">You now have a basic routable animation that animates routing from one view to another.</p><h2 id="more-on-angular-animations" translation-result="on">关于 Angular 动画的更多知识<a title="Link to this heading" class="header-link" aria-hidden="true" href="guide/route-animations#more-on-angular-animations"><i class="material-icons">link</i></a></h2><h2 translation-origin="off" id="more-on-angular-animations">More on Angular animations<a title="Link to this heading" class="header-link" aria-hidden="true" href="guide/route-animations#more-on-angular-animations"><i class="material-icons">link</i></a></h2><p translation-result="on">你可能还对下列内容感兴趣：</p><p translation-origin="off">You may also be interested in the following:</p><ul><li><p translation-result="on"><a href="guide/animations">Angular 动画简介</a></p><p translation-origin="off"><a href="guide/animations">Introduction to Angular animations</a></p></li><li><p translation-result="on"><a href="guide/transition-and-triggers">转场与触发器</a></p><p translation-origin="off"><a href="guide/transition-and-triggers">Transition and triggers</a></p></li><li><p translation-result="on"><a href="guide/complex-animation-sequences">复杂动画序列</a></p><p translation-origin="off"><a href="guide/complex-animation-sequences">Complex animation sequences</a></p></li><li><p translation-result="on"><a href="guide/reusable-animations">可复用动画</a></p><p translation-origin="off"><a href="guide/reusable-animations">Reusable animations</a></p></li></ul></div></div></aio-doc-viewer></main></mat-sidenav-content></mat-sidenav-container><div class="toc-container no-print ng-star-inserted"><aio-lazy-ce selector="aio-toc"><aio-toc ng-version="9.0.0-rc.11"><div class="toc-inner no-print collapsed ng-star-inserted"><ul class="toc-list"><li class="h1 ng-star-inserted active" title="路由转场动画"><a href="guide/route-animations#route-transition-animations">路由转场动画</a></li><li class="h2 ng-star-inserted" title="路由配置"><a href="guide/route-animations#route-configuration">路由配置</a></li><li class="h2 ng-star-inserted" title="路由出口"><a href="guide/route-animations#router-outlet">路由出口</a></li><li class="h2 ng-star-inserted" title="动画定义"><a href="guide/route-animations#animation-definition">动画定义</a></li><li class="h3 ng-star-inserted" title="为宿主组件和子组件添加样式"><a 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